If available, see below for a list of known police frequencies for Decker, Michigan. Or, navigate to another city or town within Sanilac County, to view the local police frequencies.
| Applegate | Argyle | Brown City | Carsonville | |
| Croswell | Decker | Deckerville | Forestville | |
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| Lexington | Marlette | Melvin | Minden City | |
| Palms | Peck | Port Sanilac | Sandusky | |
| Snover | ||||
Detect police activity and stay ticket-free in Decker, Michigan with these police radar detectors.